Top MQTT GitHub Repositories & Tools (2026)

:house_with_garden: Open source home automation that puts local control and privacy first.

A self-hosted dashboard for CrowdSec: investigate alerts, manage decisions, monitor runtime metrics, and send notifications from one responsive UI.

Open-source AI video platform: a self-hosted NVR (ONVIF/RTSP, recording, WebRTC) plus any AI model through one adapter contract, an app SDK and a catalog of ready-made apps. Offline-first, air-gapped capable, Home Assistant built in. AGPLv3. A Frigate / ZoneMinder alternative you can build on.

Open-source IoT Platform - Device management, data collection, processing and visualization.

solar charging ☀️🚘

Apache ActiveMQ

Communication infrastructure for the AI era — one binary, one broker, one storage layer, any protocol

OwnTracks Android App

Open-source Back-end, self-hostable & ready to use - Real-time, storage, advanced search - Web, Apps, Mobile, IoT -

HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support

Apache Artemis

Matterbridge plugin manager for Matter

A Home Assistant, native app for desktop/laptop devices.

MQTT CLI is a useful command line interface for connecting various MQTT clients supporting MQTT 5.0 and 3.1.1

A Swift NIO MQTT v3.1.1 and v5.0 Client

Fully featured .NET library in C# to build MTConnect Agent, Adapter, and Client Applications. Pre-built Agents with Windows Installers. Support for Windows and Linux. Supports MTConnect Versions up to 2.7. Supports .NET Framework 4.6.1 through .NET 10

Pure asyncio MQTT 3.1.1 and 5.0 for Python 3.10+, with deterministic subscription routing, bounded queues, and correlation-safe request/response.

Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.

Welcome to the OpenMes repository 👋 This project was shaped through consultations with several manufacturing companies across different industries - if you spot a bug, please let me know. Live demo: https://demo.getopenmes.com/register

Software to manage a Linux-based All Sky Camera.